From 3acb449205eab6d4dd89d6cb7467c56147b05199 Mon Sep 17 00:00:00 2001
From: Anuken <arnukren@gmail.com>
Date: Fri, 9 Sep 2022 18:07:52 -0400
Subject: [PATCH] #7521 with len checks

---
 core/src/mindustry/world/blocks/distribution/Conveyor.java | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/core/src/mindustry/world/blocks/distribution/Conveyor.java b/core/src/mindustry/world/blocks/distribution/Conveyor.java
index 530d7ee01b..4c78ade6f0 100644
--- a/core/src/mindustry/world/blocks/distribution/Conveyor.java
+++ b/core/src/mindustry/world/blocks/distribution/Conveyor.java
@@ -14,6 +14,7 @@ import mindustry.entities.units.*;
 import mindustry.gen.*;
 import mindustry.graphics.*;
 import mindustry.input.*;
+import mindustry.logic.*;
 import mindustry.type.*;
 import mindustry.world.*;
 import mindustry.world.blocks.*;
@@ -406,6 +407,11 @@ public class Conveyor extends Block implements Autotiler{
             updateTile();
         }
 
+        @Override
+        public Object senseObject(LAccess sensor){
+            if(sensor == LAccess.firstItem && len > 0) return ids[Math.max(0, len - 1)];
+            return super.senseObject(sensor);
+        }
 
         public final void add(int o){
             for(int i = Math.max(o + 1, len); i > o; i--){